/Engine/Plugins/Media/PixelStreaming/Source/PixelStreaming/Public/PixelStreamingPeerConnection.h
Flags for CreateOffer/CreateAnswer that indicate what kind of media we indend to receive. Dictates what the resulting SDP will contain. To actually receive audio or video you will need to supply sinks via SetAudioSink/SetVideoSink
enum EReceiveMediaOption { Nothing = 0x00, Audio = 0x01, Video = 0x02, All = Audio | Video, }